org.apache.commons.collections4.iterators
Class UnmodifiableListIterator<E>
java.lang.Object
org.apache.commons.collections4.iterators.UnmodifiableListIterator<E>
- All Implemented Interfaces:
- Iterator<E>, ListIterator<E>, Unmodifiable
public final class UnmodifiableListIterator<E>
- extends Object
- implements ListIterator<E>, Unmodifiable
Decorates a list iterator such that it cannot be modified.
Attempts to modify it will result in an UnsupportedOperationException.
- Since:
- 3.0
- Version:
- $Id: UnmodifiableListIterator.java 1477802 2013-04-30 20:01:28Z tn $
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
umodifiableListIterator
public static <E> ListIterator<E> umodifiableListIterator(ListIterator<E> iterator)
- Decorates the specified iterator such that it cannot be modified.
- Type Parameters:
E
- the element type- Parameters:
iterator
- the iterator to decorate
- Returns:
- a new unmodifiable list iterator
- Throws:
IllegalArgumentException
- if the iterator is null
hasNext
public boolean hasNext()
- Specified by:
hasNext
in interface Iterator<E>
- Specified by:
hasNext
in interface ListIterator<E>
next
public E next()
- Specified by:
next
in interface Iterator<E>
- Specified by:
next
in interface ListIterator<E>
nextIndex
public int nextIndex()
- Specified by:
nextIndex
in interface ListIterator<E>
hasPrevious
public boolean hasPrevious()
- Specified by:
hasPrevious
in interface ListIterator<E>
previous
public E previous()
- Specified by:
previous
in interface ListIterator<E>
previousIndex
public int previousIndex()
- Specified by:
previousIndex
in interface ListIterator<E>
remove
public void remove()
- Specified by:
remove
in interface Iterator<E>
- Specified by:
remove
in interface ListIterator<E>
set
public void set(E obj)
- Specified by:
set
in interface ListIterator<E>
add
public void add(E obj)
- Specified by:
add
in interface ListIterator<E>
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